BCW 5,000 card storage. Picture below is core set, Carcosa and Forgotten age complete. Far row has the starter decks. All other player cards in binders. Box is ~$24 on Amazon. Fancy
Amazon.com: Max Protection 5000 Count Card Storage Box - Durable Corrugated Cardboard for Trading, Sports & Gaming Cards, Full Lid Design, Fits Top Loaders & Deck Boxes, Home Storage Solution : Everything Else